Empire Builder

Recording by Peter Buffett.

Recording identifiers

ISRC
USNA18812230
CopyrightID (CopyrightChains transaction hash)
0xd9065be8079108103a95381a0577f4a50cb996f58f59a4a287b62e0937477ef5
Copyright registration time
2026-06-23T06:24:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:647645f8638da9c76a46085e10dcc117a09884d9d85bb3acfeb3b315daa8078b

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.